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Results 1 - 10 from 84 for mine closure in 0.530 sec.

MDAG Case Study 14
(Figure 3). The colonization occurred rapidly within two years after mine closure. Click on Figure 3 to Enlarge It The closure of Island Copper was directed towards low-maintenance solutions for ... some sulphide production is beginning. As a result, Island Copper has implemented a low-maintenance closure plan for control of acidic drainage and protection of the adjacent environment (Figure 9). Click ...
www.mdag.com

BATS AND ABANDONED MINE LAND RECLAMATION
Given that bats rely heavily on abandoned mines for their survival it is ... Office of Surface Mining and the other involved government agencies continue the protection of those mine habitats. Enhanced public awareness will assist in this protective efforts by pointing out the many ...
www.osmre.gov

LivingEarth
Living Earth Foundation and the ICMM organised an event to launch this publication at the IUCN Latin American Congress on Natural Protected Areas in the Hotel ...
www.livingearth.org.uk

Internet Case Studies
Prediction of Minesite-Drainage Chemistry Using the "Wheel" Approach. MDAG Internet Case Study #15, www.mdag.com/case_studies/cs11-99.html 14. Mine Closure and Long-Term Control of Acidic Drainage at Island Copper Mine, British ... Case Study #12, www.mdag.com/case_studies/cs5-99.html 11. Onset of Acidic Drainage from a Mine-Rock Pile Morin, K.A., and N.M. Hutt. 1999. Morin, K.A. and N.M. Hutt. ...
mdag.com

MEI Online - Environmental Issues: Latest News
(Apr.29, 2008) Paste Tailings Management (Apr.28, 2008) Hatch Studying Water Recovery at Escondida Mine (Apr.22, 2008) Clean Coal Agreement with China (Mar.11, 2008) BioteQ Starts Commissioning New ... Focus on Acid Rock Drainage (Jun.24, 2004) P906 Emerging Technologies for Ecological Rehabilitation at Mine Closure (Jun.22, 2004) US EPA Confirms Efficacy of Virotec Technology in Remediation Trials at ...
www.min-eng.com

Minerals Engineering International Online - Directory: Environmental Issues
Plastics, Recycling] Scott Wilson Mining [Environmental managemnt & Permitting] SRK Consulting [Consulting Engineers & Scientists for environmental engineering, Environmental science, Waste & tailings disposal, Mine closure & rehabilitation] Umicore Precious Metals Refining [Precious metals, Refining, Spent cats, Electronic scrap] North America A.D.Zunkel Consultants Inc [Copper/lead/zinc ...
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Johnson Camp Mine, Nord Resources Mining Technology
"The Johnson Camp mine uses the solvent extraction, electrowinning (SX-EW) process." Leached copper solution (pregnant leach solution PLS) ... assumes a salvage value of the mining, process and service equipment of $2,512,000. Mine closure costs have been estimated to total $1,850,000. A 1% marketing and delivery ...
www.mining-technology.com

MDAG Case Study 11
Click on Figure 1 to Enlarge It As part of mine-closure planning, site-wide monitoring data extending back to 1970 were compiled and interpreted (Morin et ... monitoring data for assessment and prediction of water chemistry. IN: Proceedings of the 17th Annual Mine Reclamation Symposium, Port Hardy, British Columbia, May 4-7, p.191-201. Mining Association of ...
www.mdag.com

Mine Environment Neutral Drainage
Tremendous progress has been made. The target is for new mines to open without long-term concerns about acidic drainage upon closure. The following quote received at ICARD summarizes the MEND program very well: "MEND has focussed the acidic drainage effort, so that now we have a whole series of good options in our toolbox. ...
www.nrcan.gc.ca

Case Studies - Mine Environment Neutral Drainage at CANMET-MMSL
Environment Neutral Drainage at CANMET-MMSL Equity Silver Mine: Dry Cover M. L. Aziz and K. D. Ferguson, Placer Dome North America Ltd. The Solbec Case: Water Cover Gail Amyot and Serge Vézina, Cambior Inc. "New" Tailings Area Closure: A Case Study Water Cover Glen J. H. Hall, Falconbridge, Ltd. Les Terrains Aurifères (LTA): Case Study Dry Cover J.F. ...
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